i have two (2 10 inches) subs:

both Thunder 6000
Key Features:
•asymmetrical linear drive system (ALDS) — spreads stress evenly across the suspension for high output with low distortion
•mica-filled poly cone coated with spun aluminum with 8 stiffening ribs for extended power handling
•progressive spider design with an extended pole piece with a flared vent for smoother sound even at ultra-high sound pressure levels
•one-piece gasket/surround made of thermal-pressure-formed Nitrile Butadiene Rubber (NBR) for superior sonic accuracy and greater overall durability
•frequency response 31-150 Hz
•power range 50-250 watts RMS
•peak power handling 500 watts
•sensitivity 85.2 dB
•top-mount depth 5"
•sealed box volume 0.5 - 1.0 cu. ft.
•ported box volume 1.0 - 2.0 cu. ft.

these are brand new, straight out of the box..

anyone intrested?
email me at oo_shibal_oo@yahoo.com for pics...
how much do you want it for....?